Alien invasions are terrifying to think about, but cool to watch on TV. These are the 10 best shows you can watch about that unlikely occurrence, ranked.

Theorists believe that thousands of years ago, extraterrestrials landed on Earth in the season 20 premiere of History Channel’s hit series “Ancient Aliens” set to air Thursday, January 15 at 9 p.m.

What does the U.S. government know about “unidentified aerial phenomena” (UAPs), aliens and an alleged global alien technology arms race? A brand-new documentary claims to have an answer: more than it ...

For nearly five decades, Steven Spielberg has helped define what alien stories mean to movie audiences. Sometimes they arrive as cosmic miracles. Sometimes as existential threats. Sometimes as ...